<template>
  <div class="app-container">
    <el-form label-width="120px">
      <el-form-item label="信息描述">
        <el-tag type="info">excel模版说明</el-tag>
        <el-tag>
          <i class="el-icon-download"/>
          <a :href="'/static/car.xlsx'">点击下载模版</a>
          <!-- <a :href="'/static/01.xlsx'">点击下载模版</a> -->
        </el-tag>
      </el-form-item>
      <el-form-item label="选择Excel">
        <el-upload
          ref="upload"
          :auto-upload="false"
          :on-success="fileUploadSuccess"
          :on-error="fileUploadError"
          :disabled="importBtnDisabled"
          :limit="1"
          :action="BASE_API+'/car/addSubject'"
          name="file"
          accept="application/vnd.ms-excel">
          <el-button slot="trigger" size="small" type="primary">选取文件</el-button>
          <el-button
            :loading="loading"
            style="margin-left: 10px;"
            size="small"
            type="success"
            @click="submitUpload">{{ fileUploadBtnText }}</el-button>
        </el-upload>
      </el-form-item>
    </el-form>
  </div>
</template>

<script>
export default {
  data () {
    return {
      BASE_API: 'http://localhost:7790/', // 接口API地址
      // OSS_PATH: process.env.OSS_PATH, // 阿里云OSS地址
      fileUploadBtnText: '上传到服务器', // 按钮文字
      importBtnDisabled: false, // 按钮是否禁用,
      loading: false
    }
  },
  created () {

  },
  methods: {
    // 点击按钮上传文件到接口里面
    submitUpload () {
      this.importBtnDisabled = true
      this.loading = true
      this.$refs.upload.submit()
    },
    async fileUploadSuccess (response) {
      const { data: result } = await this.$http.post('/car/addSubject')// findItemCatList
      if (result.status == 200) return this.$message.success('添加成功')
    },
    // 上传成功
    // fileUploadSuccess(response) {
    //   // 提示信息
    //   this.loading = false
    //   this.$message({
    //     type: 'success',
    //     message: '添加课程分类成功'
    //   })
    //   // 跳转课程分类列表
    //   this.$router.push({path:'/subject/list'})
    // },
    // 上传失败
    fileUploadError () {
      this.loading = false
      this.$message({
        type: 'error',
        message: '添加失败'
      })
    }
  }
}
</script>

<style>
</style>
